コード例 #1
0
ファイル: PvrTexture.cs プロジェクト: tj32767/puyotools
        /// <summary>
        /// Decodes a texture from a stream.
        /// </summary>
        /// <param name="source">The stream to read from.</param>
        /// <param name="destination">The stream to write to.</param>
        /// <param name="length">Number of bytes to read.</param>
        public override void Read(Stream source, Stream destination)
        {
            // Reading PVR textures is done through VrSharp, so just pass it to that
            VrSharp.PvrTexture.PvrTexture texture = new VrSharp.PvrTexture.PvrTexture(source);

            // Check to see if this texture requires an external palette and throw an exception
            // if we do not have one defined
            if (texture.NeedsExternalPalette)
            {
                if (PaletteStream != null)
                {
                    if (PaletteLength == -1)
                    {
                        texture.SetPalette(new PvpPalette(PaletteStream));
                    }
                    else
                    {
                        texture.SetPalette(new PvpPalette(PaletteStream, PaletteLength));
                    }

                    PaletteStream = null;
                    PaletteLength = -1;
                }
                else
                {
                    throw new TextureNeedsPaletteException();
                }
            }

            texture.Save(destination);
        }
コード例 #2
0
ファイル: PvrConvert.cs プロジェクト: memerdot/puyotools-1
        public static void Decode(string[] args)
        {
            string inPalettePath = Path.ChangeExtension(args[1], ".pvp");
            string outPath = Path.ChangeExtension(args[1], ".png");

            // Get arguments
            for (int i = 2; i < args.Length; i++)
            {
                string arg = args[i].ToLower();

                // Change the output path
                if (arg == "-o" && args.Length > i + 1)
                {
                    outPath = args[i + 1];
                    i++;
                }

                // Palette path
                if (arg == "-p" && args.Length > i + 1)
                {
                    inPalettePath = args[i + 1];
                    i++;
                }
            }

            PvrTexture texture;

            // Initalize the texture
            try
            {
                texture = new PvrTexture(args[1]);
            }
            catch (NotAValidTextureException)
            {
                Console.WriteLine("Error: This is not a valid PVR texture.");
                return;
            }

            // Does this texture need an external palette file?
            if (texture.NeedsExternalPalette)
            {
                if (!File.Exists(inPalettePath))
                {
                    Console.WriteLine("Error: This texture requires an external palette file.");
                    return;
                }

                PvpPalette palette = new PvpPalette(inPalettePath);
                if (!palette.Initalized)
                {
                    Console.WriteLine("Error: {0} is not a valid PVR palette file.", inPalettePath);
                }

                texture.SetPalette(palette);
            }

            Console.WriteLine("Texture Information");
            Console.WriteLine("--------------------");
            Console.WriteLine("Format       : PVR");
            if (texture.HasGlobalIndex)
            {
                Console.WriteLine("Global Index : {0}", texture.GlobalIndex);
            }
            Console.WriteLine("Dimensions   : {0}x{1}", texture.TextureWidth, texture.TextureHeight);
            Console.WriteLine("Pixel Format : {0}", PixelFormatToString(texture.PixelFormat));
            Console.WriteLine("Data Format  : {0}", DataFormatToString(texture.DataFormat));
            if (texture.CompressionFormat != PvrCompressionFormat.None)
            {
                Console.WriteLine("Compression  : {0}", CompressionFormatToString(texture.CompressionFormat));
            }

            // Decode the texture
            try
            {
                texture.Save(outPath);
            }
            catch (CannotDecodeTextureException)
            {
                Console.WriteLine("Error: Unable to decode this texture. The texture's pixel format or data format may not be supported.");
                return;
            }

            Console.WriteLine("\nTexture decoded successfully.");
        }
コード例 #3
0
ファイル: PvrTexture.cs プロジェクト: memerdot/puyotools-1
        /// <summary>
        /// Decodes a texture from a stream.
        /// </summary>
        /// <param name="source">The stream to read from.</param>
        /// <param name="destination">The stream to write to.</param>
        /// <param name="length">Number of bytes to read.</param>
        public override void Read(Stream source, Stream destination)
        {
            // Reading PVR textures is done through VrSharp, so just pass it to that
            VrSharp.PvrTexture.PvrTexture texture = new VrSharp.PvrTexture.PvrTexture(source);

            // Check to see if this texture requires an external palette and throw an exception
            // if we do not have one defined
            if (texture.NeedsExternalPalette)
            {
                if (PaletteStream != null)
                {
                    if (PaletteLength == -1)
                    {
                        texture.SetPalette(new PvpPalette(PaletteStream));
                    }
                    else
                    {
                        texture.SetPalette(new PvpPalette(PaletteStream, PaletteLength));
                    }

                    PaletteStream = null;
                    PaletteLength = -1;
                }
                else
                {
                    throw new TextureNeedsPaletteException();
                }
            }

            texture.Save(destination);
        }